
public class Shuxue {
	public static void main(String[] args) {
		// 演示数学 + - * / % ++ --
		int a = 175;
		int b = 37;
		int he = a + b;
		int cj = a * b;
		System.out.println("a+b=" + he + "a*b=" + cj);
		int yu = a % b;
		System.out.println("a%b=" + yu);
		a++;// a=a+1 自加
		System.out.println(a);
		a--;// a=a-1 自减
		System.out.println(a);
	}
}
